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These discussion prompts cover topics related to materials science, magnetism, and biological adaptation and self-assembly.

Students will answer questions about how a cubic metallic robot wraps itself in different exoskeletons to perform different functions.

These discussion prompts focus on neurons and their signals and how magnetic resonance imaging works.

In this activity, students will build, test and optimize their own batteries using various metal electrodes and liquid electrolytes.

Students will research specific battery types and report on what they find.

This teacher-led demonstration is a straightforward introduction to reduction-oxidation reactions.

These discussion prompts ask students to think about ways that different elements create varied results in battery design, and related redox reactions.

Based on the Science News article "Charging the future," these questions focus on battery design, how lithium-ion batteries compare with newer types and the nature of experimental design.

These discussion prompts cover the basics of chemical catalysts, enzymes as biological catalysts, the energies and physical properties of catalysts, plus related applications.

These questions focus on the use of catalysts in common industrial reactions and new research on alternatives to the precious metals currently used as catalysts.

Students will calculate the angular momentum and density of the moon and consider the implications of the results for various theories of the moon's origin.